An issue was discovered in Zammad before 6.2.0. It uses the public endpoint /api/v1/signshow for its login screen. This endpoint returns internal configuration data of user object attributes, such as selectable values, which should not be visible to the public.
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/50xxx/CVE-2023-50453.json",
"cna_assigner": "mitre",
"unresolved_ranges": [
{
"extracted_events": [
{
"fixed": "6.2.0"
}
],
"source": "DESCRIPTION"
}
]
}{
"cpe": [
"cpe:2.3:a:zammad:zammad:6.1.0:-:*:*:*:*:*:*",
"cpe:2.3:a:zammad:zammad:6.1.0:alpha:*:*:*:*:*:*",
"cpe:2.3:a:zammad:zammad:6.2.0:alpha:*:*:*:*:*:*"
],
"source": "CPE_STRING",
"extracted_events": [
{
"introduced": "6.1.0-NA"
},
{
"last_affected": "6.1.0-NA"
},
{
"introduced": "6.1.0-alpha"
},
{
"last_affected": "6.1.0-alpha"
},
{
"introduced": "6.2.0-alpha"
},
{
"last_affected": "6.2.0-alpha"
}
]
}